Sudbury
Trail Running Calendar near Sudbury 2026-2027
Explore the top trail runs near Sudbury for 2026-2027! We've gathered 79 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
June 2027
A 5k obstacle course at Trinity Park with muddy climbs, crawls and slides, held in staggered waves. The grassy course is fairly flat and the event requires participants to be 13 or older.
July 2027
Timed 6, 12 and 24 hour races at High Lodge Thetford Forest for solos, pairs or teams up to four, with basic on-site food, toilets and free Saturday camping.
A 24 hour trail running and camping weekend on a 4.3 mile coastal loop in Shotley with camping at race HQ, chip timing, and solo and team entries.
Pretty Muddy 5k at Hylands Park Chelmsford on 18 July 2027 is a grass obstacle course with climb crawl and slide elements, staggered wave starts and a minimum age of 13.
Day one at Suffolk Running Centre uses the flat Denham Flats road loop with distance options from 5k to ultra and base camp support including aid and parking.
August 2027
A navigational trail event near Little Baddow, Essex with a roughly 14 to 18 mile route, team entries of two or three, waterproof maps provided and mandatory compass and phone.
Point to point ultramarathon on the Stour Valley Path with 102 km and 50 km options, mostly trail terrain, aid stations, time limits and UTMB Index points.
An inflatable obstacle run at Hylands Park on 7 August 2027 offering lap based distances from 2.5 km to 15 km with music zones and finisher medals.
Trail marathon and half marathon along the Colne Valley Path with self navigation, aid stations, shuttle service options, and a finish on the Cymbeline meadows in Colchester.
A last person standing backyard ultra at Cut Hedge Park, Gosfield on 28 August 2027 with repeated 4.167 mile (6706 metres) laps, camping and on site aid.
A 15 mile trail race around Danbury woodlands with 1600 ft of ascent, technical singletrack, waymarked route, prizes and a marked Strava segment.
September 2027
Trail running in Ickworth Park offering 5K and 10K routes on limestone paths and mixed terrain, chip timing, finisher medals and a cupless water policy.
A Backyard Ultra at High Lodge, Thetford Forest: run 4.167 miles each hour on a wide forest loop; full open ended event or 12 hour and 6 hour timed options with chip timing.
A 50 km ultramarathon along the historic Boudicca Way from Diss to Norwich on well marked trails through South Norfolk villages.
Volunteer-run 10k and 3k through farmland near Grantchester supporting Maggie’s Centre Cambridge and Addenbrooke’s Charitable Trust, with chip timing and medals for finishers.
October 2027
Mud and obstacle course races at Wantisden Hall on 17 October 2027 offering 5 mile and 7 mile routes with 30+ and 40+ obstacles for ages 18 and over.
A 30 mile out and back ultra along the River Stort with mostly flat riverside trail, checkpoints about every five miles and an eight hour cut off.